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<div class="header">
  <div class="summary">
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pro-methods">Protected Member Functions</a> &#124;
<a href="class_qwt_round_scale_draw-members.html">List of all members</a>  </div>
  <div class="headertitle">
<div class="title">QwtRoundScaleDraw Class Reference</div>  </div>
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<p>A class for drawing round scales.  
 <a href="class_qwt_round_scale_draw.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="qwt__round__scale__draw_8h_source.html">qwt_round_scale_draw.h</a>&gt;</code></p>
<div class="dynheader">
Inheritance diagram for QwtRoundScaleDraw:</div>
<div class="dyncontent">
<div class="center"><img src="class_qwt_round_scale_draw__inherit__graph.png" border="0" usemap="#_qwt_round_scale_draw_inherit__map" alt="Inheritance graph"/></div>
<map name="_qwt_round_scale_draw_inherit__map" id="_qwt_round_scale_draw_inherit__map">
<area shape="rect" id="node4" href="class_qwt_compass_scale_draw.html" title="A special scale draw made for QwtCompass. " alt="" coords="221,155,391,181"/>
<area shape="rect" id="node2" href="class_qwt_abstract_scale_draw.html" title="A abstract base class for drawing scales. " alt="" coords="123,5,283,32"/>
</map>
<center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a9c44d19488567825d826528b701587c8"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a9c44d19488567825d826528b701587c8">QwtRoundScaleDraw</a> ()</td></tr>
<tr class="memdesc:a9c44d19488567825d826528b701587c8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor.  <a href="#a9c44d19488567825d826528b701587c8">More...</a><br /></td></tr>
<tr class="separator:a9c44d19488567825d826528b701587c8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a81583432e629cd8a14524b05fabb4731"><td class="memItemLeft" align="right" valign="top"><a id="a81583432e629cd8a14524b05fabb4731"></a>
virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a81583432e629cd8a14524b05fabb4731">~QwtRoundScaleDraw</a> ()</td></tr>
<tr class="memdesc:a81583432e629cd8a14524b05fabb4731"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor. <br /></td></tr>
<tr class="separator:a81583432e629cd8a14524b05fabb4731"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a219e0db15594f297ae6ff769fd6c0485"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a219e0db15594f297ae6ff769fd6c0485">setRadius</a> (double <a class="el" href="class_qwt_round_scale_draw.html#a981fb525cffd8ee5b28e659f7f046b65">radius</a>)</td></tr>
<tr class="separator:a219e0db15594f297ae6ff769fd6c0485"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a981fb525cffd8ee5b28e659f7f046b65"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a981fb525cffd8ee5b28e659f7f046b65">radius</a> () const</td></tr>
<tr class="separator:a981fb525cffd8ee5b28e659f7f046b65"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af7e08b85826c5e1e5b1762fa07830107"><td class="memItemLeft" align="right" valign="top"><a id="af7e08b85826c5e1e5b1762fa07830107"></a>
void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#af7e08b85826c5e1e5b1762fa07830107">moveCenter</a> (double x, double y)</td></tr>
<tr class="memdesc:af7e08b85826c5e1e5b1762fa07830107"><td class="mdescLeft">&#160;</td><td class="mdescRight">Move the center of the scale draw, leaving the radius unchanged. <br /></td></tr>
<tr class="separator:af7e08b85826c5e1e5b1762fa07830107"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7be4951c2998474a79e4f1d621ea412a"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a7be4951c2998474a79e4f1d621ea412a">moveCenter</a> (const QPointF &amp;)</td></tr>
<tr class="separator:a7be4951c2998474a79e4f1d621ea412a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a33cf08c74686051f0a8d66984be8aec5"><td class="memItemLeft" align="right" valign="top"><a id="a33cf08c74686051f0a8d66984be8aec5"></a>
QPointF&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a33cf08c74686051f0a8d66984be8aec5">center</a> () const</td></tr>
<tr class="memdesc:a33cf08c74686051f0a8d66984be8aec5"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the center of the scale. <br /></td></tr>
<tr class="separator:a33cf08c74686051f0a8d66984be8aec5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5d85678fdb9fbb4d622425aab9ecc681"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a5d85678fdb9fbb4d622425aab9ecc681">setAngleRange</a> (double angle1, double angle2)</td></tr>
<tr class="memdesc:a5d85678fdb9fbb4d622425aab9ecc681"><td class="mdescLeft">&#160;</td><td class="mdescRight">Adjust the baseline circle segment for round scales.  <a href="#a5d85678fdb9fbb4d622425aab9ecc681">More...</a><br /></td></tr>
<tr class="separator:a5d85678fdb9fbb4d622425aab9ecc681"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8d528cfed37736b60b14f0e82b05d7a3"><td class="memItemLeft" align="right" valign="top">virtual double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a8d528cfed37736b60b14f0e82b05d7a3">extent</a> (const QFont &amp;) const</td></tr>
<tr class="separator:a8d528cfed37736b60b14f0e82b05d7a3"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_methods_class_qwt_abstract_scale_draw"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_class_qwt_abstract_scale_draw')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="class_qwt_abstract_scale_draw.html">QwtAbstractScaleDraw</a></td></tr>
<tr class="memitem:a19c944664a2e36f06ae71b745fbd442e inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a19c944664a2e36f06ae71b745fbd442e">QwtAbstractScaleDraw</a> ()</td></tr>
<tr class="memdesc:a19c944664a2e36f06ae71b745fbd442e inherit pub_methods_class_qwt_abstract_scale_draw"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor.  <a href="class_qwt_abstract_scale_draw.html#a19c944664a2e36f06ae71b745fbd442e">More...</a><br /></td></tr>
<tr class="separator:a19c944664a2e36f06ae71b745fbd442e inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adc4d3f491b28ee39d728a4a4a9cdd494 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top"><a id="adc4d3f491b28ee39d728a4a4a9cdd494"></a>
virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#adc4d3f491b28ee39d728a4a4a9cdd494">~QwtAbstractScaleDraw</a> ()</td></tr>
<tr class="memdesc:adc4d3f491b28ee39d728a4a4a9cdd494 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor. <br /></td></tr>
<tr class="separator:adc4d3f491b28ee39d728a4a4a9cdd494 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a149792f955cc3f05c16362338bcc98c4 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a149792f955cc3f05c16362338bcc98c4">setScaleDiv</a> (const <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> &amp;)</td></tr>
<tr class="separator:a149792f955cc3f05c16362338bcc98c4 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad15e796d2fd8bd1e2cfa66715bf58e2e inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_qwt_scale_div.html">QwtScaleDiv</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#ad15e796d2fd8bd1e2cfa66715bf58e2e">scaleDiv</a> () const</td></tr>
<tr class="separator:ad15e796d2fd8bd1e2cfa66715bf58e2e inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a732d0e49c9092c48893b4f71cc7357db inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a732d0e49c9092c48893b4f71cc7357db">setTransformation</a> (<a class="el" href="class_qwt_transform.html">QwtTransform</a> *)</td></tr>
<tr class="separator:a732d0e49c9092c48893b4f71cc7357db inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2582c30e82f8977877ac8044253f1fb8 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_qwt_scale_map.html">QwtScaleMap</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a2582c30e82f8977877ac8044253f1fb8">scaleMap</a> () const</td></tr>
<tr class="separator:a2582c30e82f8977877ac8044253f1fb8 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae7488eb63ad73a2e69acb29ff069c904 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top"><a class="el" href="class_qwt_scale_map.html">QwtScaleMap</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#ae7488eb63ad73a2e69acb29ff069c904">scaleMap</a> ()</td></tr>
<tr class="separator:ae7488eb63ad73a2e69acb29ff069c904 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af975410588db6103f281e49d0b43c6a6 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#af975410588db6103f281e49d0b43c6a6">enableComponent</a> (<a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a>, bool enable=true)</td></tr>
<tr class="separator:af975410588db6103f281e49d0b43c6a6 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8a69a890d349a9e03c145b20b5835e8a inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a8a69a890d349a9e03c145b20b5835e8a">hasComponent</a> (<a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a>) const</td></tr>
<tr class="separator:a8a69a890d349a9e03c145b20b5835e8a inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7fed388e435aae791d61f48cc9ddf632 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a7fed388e435aae791d61f48cc9ddf632">setTickLength</a> (<a class="el" href="class_qwt_scale_div.html#af21aedaa886dd5e067cf63505838736c">QwtScaleDiv::TickType</a>, double length)</td></tr>
<tr class="separator:a7fed388e435aae791d61f48cc9ddf632 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a52fe17714fe96564b0d88af27e96e58f inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a52fe17714fe96564b0d88af27e96e58f">tickLength</a> (<a class="el" href="class_qwt_scale_div.html#af21aedaa886dd5e067cf63505838736c">QwtScaleDiv::TickType</a>) const</td></tr>
<tr class="separator:a52fe17714fe96564b0d88af27e96e58f inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab3713ea053eb3d6327b18a3d14c7b820 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#ab3713ea053eb3d6327b18a3d14c7b820">maxTickLength</a> () const</td></tr>
<tr class="separator:ab3713ea053eb3d6327b18a3d14c7b820 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a074675cd805656f0ae158f84745074af inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a074675cd805656f0ae158f84745074af">setSpacing</a> (double)</td></tr>
<tr class="memdesc:a074675cd805656f0ae158f84745074af inherit pub_methods_class_qwt_abstract_scale_draw"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set the spacing between tick and labels.  <a href="class_qwt_abstract_scale_draw.html#a074675cd805656f0ae158f84745074af">More...</a><br /></td></tr>
<tr class="separator:a074675cd805656f0ae158f84745074af inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad3b290a76426a1a22a870e84c1655666 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#ad3b290a76426a1a22a870e84c1655666">spacing</a> () const</td></tr>
<tr class="memdesc:ad3b290a76426a1a22a870e84c1655666 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the spacing.  <a href="class_qwt_abstract_scale_draw.html#ad3b290a76426a1a22a870e84c1655666">More...</a><br /></td></tr>
<tr class="separator:ad3b290a76426a1a22a870e84c1655666 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a098e1f813077c9bb0c5f83266035943a inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a098e1f813077c9bb0c5f83266035943a">setPenWidth</a> (int width)</td></tr>
<tr class="memdesc:a098e1f813077c9bb0c5f83266035943a inherit pub_methods_class_qwt_abstract_scale_draw"><td class="mdescLeft">&#160;</td><td class="mdescRight">Specify the width of the scale pen.  <a href="class_qwt_abstract_scale_draw.html#a098e1f813077c9bb0c5f83266035943a">More...</a><br /></td></tr>
<tr class="separator:a098e1f813077c9bb0c5f83266035943a inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a400719a9bf1b916224d744e75d527989 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a400719a9bf1b916224d744e75d527989">penWidth</a> () const</td></tr>
<tr class="separator:a400719a9bf1b916224d744e75d527989 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac4442d7480db1288971e7eac15142467 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#ac4442d7480db1288971e7eac15142467">draw</a> (QPainter *, const QPalette &amp;) const</td></tr>
<tr class="memdesc:ac4442d7480db1288971e7eac15142467 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="mdescLeft">&#160;</td><td class="mdescRight">Draw the scale.  <a href="class_qwt_abstract_scale_draw.html#ac4442d7480db1288971e7eac15142467">More...</a><br /></td></tr>
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<tr class="memitem:ac1d855f856b746559c41f4f06ec5442d inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="class_qwt_text.html">QwtText</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#ac1d855f856b746559c41f4f06ec5442d">label</a> (double) const</td></tr>
<tr class="memdesc:ac1d855f856b746559c41f4f06ec5442d inherit pub_methods_class_qwt_abstract_scale_draw"><td class="mdescLeft">&#160;</td><td class="mdescRight">Convert a value into its representing label.  <a href="class_qwt_abstract_scale_draw.html#ac1d855f856b746559c41f4f06ec5442d">More...</a><br /></td></tr>
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<tr class="memitem:ac174255c334b995ca010a6964597d5f2 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#ac174255c334b995ca010a6964597d5f2">setMinimumExtent</a> (double)</td></tr>
<tr class="memdesc:ac174255c334b995ca010a6964597d5f2 inherit pub_methods_class_qwt_abstract_scale_draw"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set a minimum for the extent.  <a href="class_qwt_abstract_scale_draw.html#ac174255c334b995ca010a6964597d5f2">More...</a><br /></td></tr>
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<tr class="memitem:abdd97b4bedda111df8208ec96a894f8f inherit pub_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">double&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#abdd97b4bedda111df8208ec96a894f8f">minimumExtent</a> () const</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr class="memitem:a57f677663aaa5e27f8fa10d3012343dd"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a57f677663aaa5e27f8fa10d3012343dd">drawTick</a> (QPainter *, double value, double len) const</td></tr>
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<tr class="memitem:a9f740a398804b2915e381c08bcf33b26"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a9f740a398804b2915e381c08bcf33b26">drawBackbone</a> (QPainter *) const</td></tr>
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<tr class="memitem:a9bc205a3ee35d458f9546317b7651fa8"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_round_scale_draw.html#a9bc205a3ee35d458f9546317b7651fa8">drawLabel</a> (QPainter *, double val) const</td></tr>
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<tr class="inherit_header pro_methods_class_qwt_abstract_scale_draw"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_class_qwt_abstract_scale_draw')"><img src="closed.png" alt="-"/>&#160;Protected Member Functions inherited from <a class="el" href="class_qwt_abstract_scale_draw.html">QwtAbstractScaleDraw</a></td></tr>
<tr class="memitem:a4ed95cd23c5d779c1b05aa5295409aa6 inherit pro_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a4ed95cd23c5d779c1b05aa5295409aa6">invalidateCache</a> ()</td></tr>
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<tr class="memitem:a9325b265f351e9135cdbb9368e53f68a inherit pro_methods_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="class_qwt_text.html">QwtText</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a9325b265f351e9135cdbb9368e53f68a">tickLabel</a> (const QFont &amp;, double value) const</td></tr>
<tr class="memdesc:a9325b265f351e9135cdbb9368e53f68a inherit pro_methods_class_qwt_abstract_scale_draw"><td class="mdescLeft">&#160;</td><td class="mdescRight">Convert a value into its representing label and cache it.  <a href="class_qwt_abstract_scale_draw.html#a9325b265f351e9135cdbb9368e53f68a">More...</a><br /></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pub_types_class_qwt_abstract_scale_draw"><td colspan="2" onclick="javascript:toggleInherit('pub_types_class_qwt_abstract_scale_draw')"><img src="closed.png" alt="-"/>&#160;Public Types inherited from <a class="el" href="class_qwt_abstract_scale_draw.html">QwtAbstractScaleDraw</a></td></tr>
<tr class="memitem:a26215d06a4d48adf401d0aa05d4193c5 inherit pub_types_class_qwt_abstract_scale_draw"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a> { <a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5a61a6c4f4dec2b089edfb655e2b21c3a2">Backbone</a> = 0x01, 
<a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5a1f23d080ce1229a0c4f70469e88acce0">Ticks</a> = 0x02, 
<a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5ad2709d7efbb6f1618f0a8a3b6cafae96">Labels</a> = 0x04
 }</td></tr>
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typedef QFlags&lt; <a class="el" href="class_qwt_abstract_scale_draw.html#a26215d06a4d48adf401d0aa05d4193c5">ScaleComponent</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_qwt_abstract_scale_draw.html#a0dd3ccdfa074fb6b1781b84ed2a4729a">ScaleComponents</a></td></tr>
<tr class="memdesc:a0dd3ccdfa074fb6b1781b84ed2a4729a inherit pub_types_class_qwt_abstract_scale_draw"><td class="mdescLeft">&#160;</td><td class="mdescRight">Scale components. <br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A class for drawing round scales. </p>
<p><a class="el" href="class_qwt_round_scale_draw.html" title="A class for drawing round scales. ">QwtRoundScaleDraw</a> can be used to draw round scales. The circle segment can be adjusted by <a class="el" href="class_qwt_round_scale_draw.html#a5d85678fdb9fbb4d622425aab9ecc681" title="Adjust the baseline circle segment for round scales. ">setAngleRange()</a>. The geometry of the scale can be specified with <a class="el" href="class_qwt_round_scale_draw.html#af7e08b85826c5e1e5b1762fa07830107" title="Move the center of the scale draw, leaving the radius unchanged. ">moveCenter()</a> and <a class="el" href="class_qwt_round_scale_draw.html#a219e0db15594f297ae6ff769fd6c0485">setRadius()</a>.</p>
<p>After a scale division has been specified as a <a class="el" href="class_qwt_scale_div.html" title="A class representing a scale division. ">QwtScaleDiv</a> object using <a class="el" href="class_qwt_abstract_scale_draw.html#a149792f955cc3f05c16362338bcc98c4">QwtAbstractScaleDraw::setScaleDiv(const QwtScaleDiv &amp;s)</a>, the scale can be drawn with the <a class="el" href="class_qwt_abstract_scale_draw.html#ac4442d7480db1288971e7eac15142467" title="Draw the scale. ">QwtAbstractScaleDraw::draw()</a> member. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a9c44d19488567825d826528b701587c8">&#9670;&nbsp;</a></span>QwtRoundScaleDraw()</h2>

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<p>Constructor. </p>
<p>The range of the scale is initialized to [0, 100], The center is set to (50, 50) with a radius of 50. The angle range is set to [-135, 135]. </p>

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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a9f740a398804b2915e381c08bcf33b26">&#9670;&nbsp;</a></span>drawBackbone()</h2>

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          <td class="memname">void QwtRoundScaleDraw::drawBackbone </td>
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          <td class="paramtype">QPainter *&#160;</td>
          <td class="paramname"><em>painter</em></td><td>)</td>
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<p>Draws the baseline of the scale </p><dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">painter</td><td>Painter</td></tr>
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  </dd>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_round_scale_draw.html#a57f677663aaa5e27f8fa10d3012343dd">drawTick()</a>, <a class="el" href="class_qwt_round_scale_draw.html#a9bc205a3ee35d458f9546317b7651fa8">drawLabel()</a> </dd></dl>

<p>Implements <a class="el" href="class_qwt_abstract_scale_draw.html#a15994a6033e689c3acdb8d83ae4f2a1c">QwtAbstractScaleDraw</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a9bc205a3ee35d458f9546317b7651fa8">&#9670;&nbsp;</a></span>drawLabel()</h2>

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          <td class="paramname"><em>painter</em>, </td>
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          <td class="paramtype">double&#160;</td>
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<p>Draws the label for a major scale tick</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">painter</td><td>Painter </td></tr>
    <tr><td class="paramname">value</td><td>Value</td></tr>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_round_scale_draw.html#a57f677663aaa5e27f8fa10d3012343dd">drawTick()</a>, <a class="el" href="class_qwt_round_scale_draw.html#a9f740a398804b2915e381c08bcf33b26">drawBackbone()</a> </dd></dl>

<p>Implements <a class="el" href="class_qwt_abstract_scale_draw.html#aa78dc8bf05a0224450c947af54128d8d">QwtAbstractScaleDraw</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a57f677663aaa5e27f8fa10d3012343dd">&#9670;&nbsp;</a></span>drawTick()</h2>

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          <td class="paramtype">double&#160;</td>
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<p>Draw a tick</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">painter</td><td>Painter </td></tr>
    <tr><td class="paramname">value</td><td>Value of the tick </td></tr>
    <tr><td class="paramname">len</td><td>Lenght of the tick</td></tr>
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  </dd>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_round_scale_draw.html#a9f740a398804b2915e381c08bcf33b26">drawBackbone()</a>, <a class="el" href="class_qwt_round_scale_draw.html#a9bc205a3ee35d458f9546317b7651fa8">drawLabel()</a> </dd></dl>

<p>Implements <a class="el" href="class_qwt_abstract_scale_draw.html#a31791e80bf07d23adbe500740aac5a58">QwtAbstractScaleDraw</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a8d528cfed37736b60b14f0e82b05d7a3">&#9670;&nbsp;</a></span>extent()</h2>

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          <td class="memname">double QwtRoundScaleDraw::extent </td>
          <td>(</td>
          <td class="paramtype">const QFont &amp;&#160;</td>
          <td class="paramname"><em>font</em></td><td>)</td>
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<p>Calculate the extent of the scale</p>
<p>The extent is the distance between the baseline to the outermost pixel of the scale draw. <a class="el" href="class_qwt_round_scale_draw.html#a981fb525cffd8ee5b28e659f7f046b65">radius()</a> + <a class="el" href="class_qwt_round_scale_draw.html#a8d528cfed37736b60b14f0e82b05d7a3">extent()</a> is an upper limit for the radius of the bounding circle.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramname">font</td><td>Font used for painting the labels </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Calculated extent</dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_abstract_scale_draw.html#ac174255c334b995ca010a6964597d5f2" title="Set a minimum for the extent. ">setMinimumExtent()</a>, <a class="el" href="class_qwt_abstract_scale_draw.html#abdd97b4bedda111df8208ec96a894f8f">minimumExtent()</a> </dd></dl>
<dl class="section warning"><dt>Warning</dt><dd>The implemented algorithm is not too smart and calculates only an upper limit, that might be a few pixels too large </dd></dl>

<p>Implements <a class="el" href="class_qwt_abstract_scale_draw.html#a87e21208e981457cde501054319c77e7">QwtAbstractScaleDraw</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a7be4951c2998474a79e4f1d621ea412a">&#9670;&nbsp;</a></span>moveCenter()</h2>

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          <td class="memname">void QwtRoundScaleDraw::moveCenter </td>
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<p>Move the center of the scale draw, leaving the radius unchanged</p>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_round_scale_draw.html#a219e0db15594f297ae6ff769fd6c0485">setRadius()</a> </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a981fb525cffd8ee5b28e659f7f046b65">&#9670;&nbsp;</a></span>radius()</h2>

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<p>Get the radius</p>
<p>Radius is the radius of the backbone without ticks and labels.</p>
<dl class="section return"><dt>Returns</dt><dd>Radius of the scale </dd></dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_round_scale_draw.html#a219e0db15594f297ae6ff769fd6c0485">setRadius()</a>, <a class="el" href="class_qwt_round_scale_draw.html#a8d528cfed37736b60b14f0e82b05d7a3">extent()</a> </dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a5d85678fdb9fbb4d622425aab9ecc681">&#9670;&nbsp;</a></span>setAngleRange()</h2>

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          <td class="memname">void QwtRoundScaleDraw::setAngleRange </td>
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<p>Adjust the baseline circle segment for round scales. </p>
<p>The baseline will be drawn from min(angle1,angle2) to max(angle1, angle2). The default setting is [ -135, 135 ]. An angle of 0 degrees corresponds to the 12 o'clock position, and positive angles count in a clockwise direction. </p><dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">angle1</td><td></td></tr>
    <tr><td class="paramname">angle2</td><td>boundaries of the angle interval in degrees. </td></tr>
  </table>
  </dd>
</dl>
<dl class="section warning"><dt>Warning</dt><dd><ul>
<li>
The angle range is limited to [-360, 360] degrees. Angles exceeding this range will be clipped. </li>
<li>
For angles more or equal than 360 degrees above or below min(angle1, angle2), scale marks will not be drawn. </li>
<li>
If you need a counterclockwise scale, use <a class="el" href="class_qwt_scale_div.html#aa5c61a5fef5f83f2735e4e1b8e545f0b">QwtScaleDiv::setInterval()</a> </li>
</ul>
</dd></dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a219e0db15594f297ae6ff769fd6c0485">&#9670;&nbsp;</a></span>setRadius()</h2>

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        <tr>
          <td class="memname">void QwtRoundScaleDraw::setRadius </td>
          <td>(</td>
          <td class="paramtype">double&#160;</td>
          <td class="paramname"><em>radius</em></td><td>)</td>
          <td></td>
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<p>Change of radius the scale</p>
<p>Radius is the radius of the backbone without ticks and labels.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">radius</td><td>New Radius </td></tr>
  </table>
  </dd>
</dl>
<dl class="section see"><dt>See also</dt><dd><a class="el" href="class_qwt_round_scale_draw.html#af7e08b85826c5e1e5b1762fa07830107" title="Move the center of the scale draw, leaving the radius unchanged. ">moveCenter()</a> </dd></dl>

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